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Table 2 Comparison of surgical outcomes of patients with low transverse lateral incision and hockey stick incision

From: Low transverse incision for lateral neck dissection in patients with papillary thyroid cancer: improved cosmesis

Parameter Transverse Incision group n = 62 Hockey stick Incision group n = 35 P value
Total thyroidectomy 62 (100%) 35 (100%) NA
Central neck dissection    .604
 Unilateral 5 (8.1%) 3 (8.6%)  
 Bilateral 57 (91.9%) 32 (91.4%)  
Lateral selective neck dissection    .132
 Level II, III, IV, V 44 (71.0%) 29 (82.9%)  
 Level II, III, IV 11 (17.7%) 5 (14.6%)  
 Level III, IV, V 7 (11.3%) 1 (2.9%)  
Total operative time (min) 273 ± 79 270 ± 90 .849
 SND (II–V) 276 ± 94 290 ± 83 .504
 SND (II–IV)/SND (III–V) 230 ± 48 239 ± 65 .746
Amount of drainage (mL) 386 ± 215 410 ± 233 .632
Complication    
 Hypoparathyroidism    .916
  Transient 24/62 (38.7%) 13/35 (37.1%)  
  Permanent 1/62 (1.6%) 1/35 (2.9%)  
 Vocal cord paralysis    .619
  Transient 6/62 (9.7%) 4/35 (11.4%)  
  Permanent 1/62 (1.6%) 0/35 (0%)  
 Hematoma 3/62 (4.8%) 2/35 (5.7%) .597
 Seroma 2/62 (3.2%) 2/35 (5.7%) .618
 Chyle leakage 2/62 (3.2%) 0/35 (0%) .534
 Spinal accessory nerve injury 0 0 NA
 Horner syndrome 0 0 NA
 Brachial plexus injury 0 0 NA
 Phrenic nerve injury 0 0 NA
 Wound infection 0 2/35 (3.2%) .534
 Skin necrosis 0 0 NA
Follow-up period (month) 60.6 ± 26.3 58.0 ± 24.9 .640
RAI ablation 60/62 (96.8%) 31/35 (88.6%) .184
Dose of RAI ablation (mCi) 153.4 ± 32.7 161.1 ± 34.1 .344
Stimulated Tg at the first RAI (ng/ml) 7.35 ± 12.0 6.78 ± 9.70 .820
Stimulated Tg at diagnostic WBS after RAI (ng/ml) 1.02 ± 1.62 1.15 ± 2.25 .741
Uptake outside thyroid bed at WBS after RAI 0/60 1/31 (3.2%) .340
  1. Values in the table are mean ± SD, unless indicated otherwise
  2. SND selective neck dissection, NA not applicable, RAI radioactive iodine, Tg thyroglobulin, WBS 131I whole-body scan, SD standard deviation